Vi fant 1 definisjoner av pteridophyta på engelsk.
Noun |
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| Pteridophyta - containing all the vascular plants that do not bear seeds: ferns, horsetails, club mosses, and whisk ferns; in some classifications considered a subdivision of Tracheophyta | ||
| division Pteridophyta | ||
| division the act or process of dividing | ||
| kingdom plantae, plant kingdom, plantae (botany) the taxonomic kingdom comprising all living or extinct plants | ||
| genus pecopteris genus of Carboniferous fossil ferns | ||
| nonflowering plant, pteridophyte plants having vascular tissue and reproducing by spores | ||
| fern family families of ferns and fern allies | ||
| fern genus genera of ferns and fern allies | ||
| class filicinae, class filicopsida, filicinae, filicopsida ferns | ||
| class psilopsida, class psilotatae, psilopsida, psilotatae whisk ferns; comprising the family Psilotaceae or Psilotatae: vascular plants with no roots, partial if any leaf differentiation, and rudimentary spore sacs | ||
| order psilophytales, psilophytales Paleozoic simple dichotomously branched plants of Europe and eastern Canada including the oldest known vascular land plants | ||
| class equisetatae, class sphenopsida, equisetatae, sphenopsida horsetails and related forms | ||